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Chord of Contact from a Point $$(x_1,y_1)$$
For:
$$y^2=4ax$$
the chord of contact is:
$$yy_1=2a(x+x_1)$$
Usage
- Used when the external point from which tangents are drawn is given in Cartesian coordinates.
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Chord of Contact from a Point $$(x_1,y_1)$$
For:
$$y^2=4ax$$
the chord of contact is:
$$yy_1=2a(x+x_1)$$
Usage
- Used when the external point from which tangents are drawn is given in Cartesian coordinates.
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